Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1VwtoS-00015w-8T for pgsql-performance@arkaria.postgresql.org; Sat, 28 Dec 2013 13:20:20 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.80) (envelope-from ) id 1VwtoQ-0007fx-Qz for pgsql-performance@arkaria.postgresql.org; Sat, 28 Dec 2013 13:20:18 +0000 Received: from makus.postgresql.org ([2001:4800:7903:4::125]) by malur.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1VwtoP-0007ff-U4 for pgsql-performance@postgresql.org; Sat, 28 Dec 2013 13:20:18 +0000 Received: from relay3-d.mail.gandi.net ([2001:4b98:c:538::195]) by makus.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1VwtoM-0005kr-MV for pgsql-performance@postgresql.org; Sat, 28 Dec 2013 13:20:16 +0000 Received: from mfilter29-d.gandi.net (mfilter29-d.gandi.net [217.70.178.160]) by relay3-d.mail.gandi.net (Postfix) with ESMTP id C1A14A8088; Sat, 28 Dec 2013 14:20:11 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at mfilter29-d.gandi.net Received: from relay3-d.mail.gandi.net ([217.70.183.195]) by mfilter29-d.gandi.net (mfilter29-d.gandi.net [10.0.15.180]) (amavisd-new, port 10024) with ESMTP id mYZ4dIQBX59p; Sat, 28 Dec 2013 14:20:10 +0100 (CET) X-Originating-IP: 98.27.58.255 Received: from [192.168.10.146] (cpe-098-027-058-255.nc.res.rr.com [98.27.58.255]) (Authenticated sender: adsend@dunslane.net) by relay3-d.mail.gandi.net (Postfix) with ESMTPSA id E135EA80BF; Sat, 28 Dec 2013 14:20:09 +0100 (CET) Message-ID: <52BED007.2050304@dunslane.net> Date: Sat, 28 Dec 2013 08:20:07 -0500 From: Andrew Dunstan User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130110 Thunderbird/17.0.2 MIME-Version: 1.0 To: ankush upadhyay CC: pgsql-performance@postgresql.org Subject: Re: Are there some additional postgres tuning to improve performance in multi tenant system References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Pg-Spam-Score: -1.9 (-) List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-performance Precedence: bulk Sender: pgsql-performance-owner@postgresql.org On 12/28/2013 12:19 AM, ankush upadhyay wrote: > Hello All, > > I am using multi tenant system and doing performance testing of multi > tenant application. In case of single tenant it is working fine but > once I enable tenants, then some time database servers not responding. > Any clue? > > I usually use the term "multi-tenancy" to refer to different postgres instances running on the same machine, rather than different databases within a single instance of postgres. So lease describe your setup in more detail. cheers andrew -- Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance